FAQ

  1. Overview
  2. FAQ

General FAQ

1. Is there a way to identify the newer HLBASE with the new touch screen antenna? Answer: Serial Number - Start date: August 2023. There is also a label on the box 2. The val ...

UH Series Heater FAQ

Troubleshooting Guides As a professional repair technician, understanding the diagnostic codes displayed on the heater's control board is crucial for efficient servicing. These co ...

UH Series Heater - Fails to fire

As a professional repair technician, when a Universal H Series (UHS) heater fails to fire, it indicates a breakdown in the crucial sequence of operation, often triggered by a saf ...